Immutable
Adjectiveअपरिवर्तनीय / स्थायी
Definition
Unchanging over time or unable to be changed.
Contextual Sentence: "The laws of physics are considered immutable in classical mechanics."
💡 Memory Hook (Mnemonic): Break it as 'im' (not) + 'mutable' (changeable)—thus, not changeable.
Synonyms
permanent
fixed
unalterable
Antonyms
mutable
changeable
variable